>> the child, her mother said, had confused the fog with heaven. still ahead -- the boy who was too brave. >> i mean, he was like, man, i want to find this killer and get this reward money. >> a drive-by threat against the fbi chief's child. >> some guy in a pickup truck said, i'm going to get you, nigger. >> and in the end, the curious question of the cia. >> you're 19. you say you work for the cia. you've been recruited. >> i'll let the document speak for itself. i'm not going to comment on that. >> then -- >> you know how to kill somebody with a choke hold? that's a yes or no answer? >> no, it's not. >> yes, it is, actually. do you know how to kill somebody with a choke hold? >> no, it's not. when the curtain rises.